Hex (Ldaptive 2.4.0 API)

java.lang.Object
- org.ldaptive.io.Hex

```
public final class Hex
extends Object
```
Utility for hexidecimal encoding and decoding.

Field Summary

Fields
Modifier and Type Field Description

private static byte[] DECODE
Decode table which stores characters from 0 to f.

private static char[] HEX_CHARS
Hexidecimal characters.

Constructor Summary

Constructors
Modifier Constructor Description

private Hex()
Default constructor.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static byte[]`	`decode(char... value)`	This will convert the supplied value from a hex encoded string.
`private static int`	`decode(char[] hex, int i)`	Decodes the supplied character to its corresponding nibble.
`static char[]`	`encode(byte... value)`	This will convert the supplied value to a hex encoded string.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - HEX_CHARS
```
private static final char[] HEX_CHARS
```
    Hexidecimal characters.
  - DECODE
```
private static final byte[] DECODE
```
    Decode table which stores characters from 0 to f. Anything higher than 'f' is invalid so that is the max size of the array.
- Constructor Detail
  - Hex
```
private Hex()
```
    Default constructor.
- Method Detail
  - encode
```
public static char[] encode(byte... value)
```
    This will convert the supplied value to a hex encoded string. Returns null if the supplied value is null.
    
    Parameters:
    
    value - to hex encode
    
    Returns:
    
    hex encoded value
  - decode
```
public static byte[] decode(char... value)
```
    This will convert the supplied value from a hex encoded string. Returns null if the supplied value is null.
    
    Parameters:
    
    value - to hex decode
    
    Returns:
    
    hex decoded value
    
    Throws:
    
    IllegalArgumentException - if value is not valid hexidecimal
  - decode
```
private static int decode(char[] hex,
                          int i)
```
    Decodes the supplied character to its corresponding nibble.
    
    Parameters:
    
    hex - to read character from
    
    i - index of hex to read
    
    Returns:
    
    0-15 integer
    
    Throws:
    
    IllegalArgumentException - if the character is not valid hex